Comparison

Ugly's Electrical References vs Electrodoc Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Ugly's Electrical References

This app provides electricians and electrical professionals with up-to-date digital information based on the National Electrical Code. It includes formulas, wiring diagrams, conduit bending guides, and calculators for various electrical calculations. The app is designed for on-the-job reference and works offline.

Highlights
  • NEC 2026 updates
  • Mathematical formulas and calculators
  • Conduit bending guide with videos
  • Ampacity and conduit fill information
  • Wiring diagrams
  • Conversion tables
  • Works offline
Features
Read full description

The Ugly's Electrical References App has been updated to reflect changes to the 2026 National Electrical Code (NEC) and the 2026 Edition of our popular Ugly’s Electrical References book. The Ugly’s App offers the most pertinent, up-to-date digital information for electricians, including table change information, mathematical formulas; National Electrical Manufacturers Association (NEMA) wiring configurations; a conduit bending guide with videos, ampacity and conduit fill information, transformer and control circuit wiring diagrams, and conversion tables. The 2026 Edition: * Reflects changes to the 2026 NEC * Features expanded coverage of the following topics: * Full-load currents for 3-phase transformers  * Maximum number of conductors in electrical metallic tubing for trade sizes 5 and 6  * Equipment grounding conductors  * General lighting loads for non-dwelling occupancies  * Overview of important NEC code changes from 2020, 2023 and 2026  Electricians and electrical professionals have used ‘Ugly’s Electrical References’ book as their on-the-job reference for over 35 years. This app will serve you even better in the field today.  FEATURING Calculators and Interactive Features • Ohm’s Law Calculator • Voltage Drop Calculator • Ampacity Calculator • To Find: Amps, Watts, Horsepower, KVA • To Find: Inductance, Impedance, Reactance • Three-phase AC Motor Data: Starter, Breaker, Heater, Wire, and Conduit Size • Power Factor Correction • Full Load Current for Motors and Transformers • Locked-Rotor Current Calculator • Offset Bending Calculator • Conduit Fill Calculator • Conversions for Area, Length, Temperature, Time, Volume, and Weight • NEMA Wiring Configurations *Pinch & Zoom for improved readability *Conduit Bending Video Tutorials *Search function helps you quickly find what you need to know *NEC Updater outlines and explains changes to the National Electrical Code© *Electrical Safety including definitions, boundaries, procedures, PPE guidance, and life-saving *First aid procedures *Blueprint symbol identifier *Bookmark your commonly used screens *High-definition images and interactive tables that can be zoomed in for detail *Works offline *Great for electricians, students, engineers, contractors, maintenance workers, and military Interested in a buying more than one copy of the Ugly’s Electrical Reference app for your commercially owned devices? Please email info[at]uglys[dot]net for details on volume purchases. Privacy Policy - http://www.jblearning.com/privacy/ Terms of Service - http://www.jblearning.com/use/ Support – http://www.uglys.net/appsupport The Ugly’s Electrical Reference app is part of the popular Ugly’s Professional Reference® series, which is an imprint of Jones & Bartlett Learning. National Electrical Code and NFPA 70 are registered trademarks of the National Fire Protection Agency and are not associated with Ugly’s Electrical References in any way.

About

Electrodoc Pro

This app is a comprehensive toolkit for electronics enthusiasts and professionals. It offers a wide range of calculators, reference tables, and pin-out diagrams for various electronic components and connectors. Simplify complex calculations and access essential information quickly.

Highlights
  • Resistor color code lookup
  • Ohm's Law calculator
  • LED resistor calculator
  • NE555 timer calculator
  • Extensive port pin-out diagrams
  • Electronics reference tables
Features
Read full description

Electrodoc Pro is a simple and powerful collection of electronics tools and references. Electrodoc is the new app name of Electrodroid. Same app, with the same and even more features. The app includes: • Resistor Color Code; • Lookup Resistor color by value; • SMD Resistor Code; • Inductor Color Code; • Ohm's Law; • Reactance/Resonance; • Filters; • Voltage divider; • Resistor Ratio; • Resistor series/parallel; • Capacitor charge; • Operational Amplifier; • LED Resistor Calculator; • Adjustable voltage regulator; • NE555 Calculator; • Power dissipation; • Battery Life calculator; • Inductor Design Tool; • Voltage Drop Calculator; • PCB Trace Width Calculator; • Power Calculator; • Y-Δ Transformation; • Decibel Converter; • Frequency Converter; • Analog-Digital Converter; • RMS Converter; • Range Converter; • Port pin-out (USB port, Serial port, Parallel port, Ethernet port, Power Over Ethernet, Registered Jack, SCART connector, DVI connector, HDMI connector, Display Port, VGA connector, S-Video connector, VESA Connector, Jack connector, FireWire connector, RCA connector, Audio DIN connector, XLR and DMX, ATX Power connectors, PC peripheral connectors, EIDE/ATA - SATA, PS/2-AT connectors, 25-pair cable color code, Fiber Optic cable color, MIDI connector, MIDI/Game port, Apple 30-pin connector, Apple Lightning connector, PDMI, OBD-II Car connector, Car audio ISO connector, Trailer connectors, SD card pin-out, SIM/Smart card, Raspberry Pi pin-out, LCD pin-out, GPIB/IEEE-488 pin-out, Thermocouples colors, Arduino boards, JTAG pinouts, BeagleBone boards); • Resources (PIC ICSP / AVR ISP, ChipDB (IC pinouts), USB specifications, Resistivity Table, AWG-SWG Wire Size, Ampacity Table, Standard Resistors, Standard Capacitors, Capacitor marking codes, Circuit Schematic symbols, SMD Package Sizes, Symbols and Acronyms, SI Units prefixes, ASCII Table, Boolean Logic gates, 7400 series IC, Switch Information, 78xx IC, Batteries, Coin Batteries, Decibel Table, Radio frequencies, PT100 Conversion Table, Fuses color code, Automotive Fuses colors, DIN 47100 color coding, IP marking, World Plugs & Sockets, IEC Connectors, NEMA connectors); • Full support for EIA resistor series for all calculators; ...and more to come! If you like the program, please rate it on the app store For FAQ and full change-log, visit http://electrodoc.it

Screenshots

Ugly's Electrical References4 screens
Electrodoc Pro4 screens

Verdict

The call

The clearest difference is price: Electrodoc Pro at $4.99 against Ugly's Electrical References's $12.99. Electrodoc Pro also leads on review sentiment (75% vs 47%) and rating (4.6 vs 4.4). Ugly's Electrical References's advantage is ratings volume (1.5K vs 65) and chart position (#19 vs unranked). On update cadence, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Ugly's Electrical References costs $12.99 and Electrodoc Pro $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Electrodoc Pro holds the better App Store score, 4.6 against 4.4. That said, the two scores are not equally well evidenced: Ugly's Electrical References has 1.5K ratings behind it against 65, so its average is the more settled of the two. Written reviews point the same way: 47% of Ugly's Electrical References's written reviews are positive against 75% of Electrodoc Pro's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 months. Both last shipped on October 24, 2026.

Scorecard7 real differences · 4 level
Ugly's Electrical References versus Electrodoc Pro: the parameters behind the verdict, then further details
ParameterUgly's Electrical ReferencesElectrodoc Pro
Price$12.99$4.99 — better
Rating4.4 (1.5K ratings)4.6 (65 ratings) — better
Positive reviews47.1% of reviews75.4% of reviews — better
Number of ratings1.5K — better65
Update frequencyEvery 3 monthsEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
Best chart rank#19 — better—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS1711.0 — better
Further details — not scored
Size63 MB25 MB
Age rating9+4+
DeveloperInformed PublishingIODEMA Srl

Customer experience

Ugly's Electrical References

All ratings1,495 ratings
Positive84.9%
Neutral5.7%
Negative9.4%
Written reviews172 reviews
Positive47.1%
Neutral16.9%
Negative36.0%

Electrodoc Pro

All ratings62 ratings
Positive90.3%
Neutral3.2%
Negative6.5%
Written reviews114 reviews
Positive75.4%
Neutral10.5%
Negative14.0%

Bugs and requests

Ugly's Electrical References

Reported bugs

4 issues
  • Videos not playing
  • Bookmarks not working correctly
  • Navigation issues causing app crashes
  • Incorrect calculation results

Requested features

5 requests
  • Zoom functionality
  • Better search capabilities
  • Spanish language support
  • Offline access to full content
  • Improved bookmarking system

Electrodoc Pro

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Ugly's Electrical References

No in-app purchases

None

Electrodoc Pro

No in-app purchases

Questions

Is Ugly's Electrical References free?
Ugly's Electrical References costs $12.99, with no in-app purchases.
Is Electrodoc Pro free?
Electrodoc Pro costs $4.99, with no in-app purchases.
Which has better reviews, Ugly's Electrical References or Electrodoc Pro?
Electrodoc Pro is rated higher. Ugly's Electrical References averages 4.4 out of 5 from 1.5K ratings, while Electrodoc Pro averages 4.6 from 65 ratings.
Do Ugly's Electrical References or Electrodoc Pro have ads?
Neither Ugly's Electrical References nor Electrodoc Pro shows ads.
Which is updated more often, Ugly's Electrical References or Electrodoc Pro?
Ugly's Electrical References ships an update every 3 months, and Electrodoc Pro every 3 months. Most recently, Ugly's Electrical References was updated on October 24, 2026 and Electrodoc Pro on October 24, 2026.

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